<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="UTF-8"/>
    <title>index</title>
</head>
<body>

<h1>hello</h1>
<h1 th:text="${host}">hello ,world</h1>

<h1 th:text="${user}"></h1>
</body>
</html>
